Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7477499 | Switching element and protection circuit using the same | — | 2009-01-13 |
| 7414822 | Current control circuit | Kenichi Hosaka | 2008-08-19 |
| 7403363 | Switching element and protection circuit using the same | — | 2008-07-22 |
| 6897766 | Vibrator controlling circuit | Kenji Ikeda | 2005-05-24 |
| 6831428 | Vibrator controlling circuit | — | 2004-12-14 |